A.對(duì)承受軸心壓力的構(gòu)件,所有預(yù)應(yīng)力筋應(yīng)同時(shí)放張
B.對(duì)承受偏心預(yù)壓應(yīng)力的構(gòu)件,應(yīng)先同時(shí)放張預(yù)應(yīng)力較小區(qū)域的預(yù)應(yīng)力筋,在同時(shí)放張預(yù)應(yīng)力較大區(qū)域的預(yù)應(yīng)力筋
C.如不能滿足上述要求時(shí),應(yīng)分階段、對(duì)稱、相互交錯(cuò)進(jìn)行放張
D.先放張直徑較粗的預(yù)應(yīng)力筋,在放張直徑較細(xì)的預(yù)應(yīng)力筋
E.先放張直徑較細(xì)的預(yù)應(yīng)力筋,在放張直徑較粗的預(yù)應(yīng)力筋